How To Use Self-fertilization In A Sentence
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In this case it appears that male sterility caused self-fertilization to fail but some days later cross-fertilization took place.
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SELF-incompatibility is a genetic mechanism used by hermaphrodite plants to prevent self-fertilization and to promote outbreeding.
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Both individuals and gametes were unisexual, and self-fertilization was allowed.
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Physid snails usually cross-fertilize but are capable of occasional self-fertilization.
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Because self-incompatibility operates after pollination, it reduces geitonogamous self-fertilization but not geitonogamous pollination.
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Many plants, apparently physically equipped for self-fertilization, were completely self-sterile.
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In this case it appears that male sterility caused self-fertilization to fail but some days later cross-fertilization took place.
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Consequently, the genetic structure of this species is likely to be shaped by rare outcrossing events among colonists, followed by generations of self-fertilization to produce recombinant inbred lineages.
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If so, is it autogamous (capable of self-fertilization in the absence of pollinators)?
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Together, the three modes of geitonogamy make a much larger contribution to self-fertilization than autogamy.
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Gametophytic self-incompatibility is a widespread mechanism in flowering plants that prevents self-fertilization and promotes out-crossing.
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They show that the crucial shift to self-fertilization in the cultivated plant involves but a single gene.
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They show that the crucial shift to self-fertilization in the cultivated plant involves but a single gene.
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Flowering plants have several mechanisms that have evolved to prevent self-fertilization, e.g. self-incompatibility systems, heterostyly and dichogamy.
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This nematode reproduces primarily by self-fertilization of adult hermaphrodites, although males can develop under special conditions.
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Together, the three modes of geitonogamy make a much larger contribution to self-fertilization than autogamy.
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The idea of the hermaphrodite who has fully functioning male and female organs and is capable of self-fertilization is a myth, though a very persistent one, which has long exercised a fascination over the human mind.
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Flowering plants have several mechanisms that have evolved to prevent self-fertilization, e.g. self-incompatibility systems, heterostyly and dichogamy.
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Many plant species are capable of self-fertilization and even highly self-incompatible species may show varying levels of self-fertility.
